<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
      <el-form class="reg-form" ref="regFormRef" :model="regForm" :rules="regFormRules">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input v-model="regForm.username" placeholder="请输入用户名" prefix-icon="el-icon-user"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input
            v-model="regForm.password"
            placeholder="请输入密码"
            prefix-icon="el-icon-goods"
            type="password"
          ></el-input>
        </el-form-item>
        <!-- 确认密码 -->
        <el-form-item prop="repassword">
          <el-input
            v-model="regForm.repassword"
            placeholder="请确认密码"
            prefix-icon="el-icon-goods"
            type="password"
          ></el-input>
        </el-form-item>
        <!-- 注册按钮 -->
        <el-form-item>
          <el-button type="primary" class="btn-reg" @click="reg">注册</el-button>
        </el-form-item>
        <!-- 链接 -->
        <el-link type="info" @click="$router.push('/login')"> 去登陆 </el-link>
      </el-form>
    </div>
  </div>
</template>

<script>
import { regAPI } from '@/api/reg_login.js'
export default {
  name: 'Reg',
  data() {
    // 在data函数中return之前定义自定义校验规则
    const samePwd = (rule, value, cd) => {
      if (value !== this.regForm.password) {
        cd('两次密码不一致')
      } else {
        cd()
      }
      // 获取确认密码框值
      // 获取密码框值
      // 比较如果相等校验通过反之失败提示错误消息
    }
    // 数据对象
    return {
      regForm: {
        username: '',
        password: '',
        repassword: ''
      },
      // 表单校验规则对象
      regFormRules: {
        username: [
          { required: true, message: '用户名必填', trigger: 'blur' },
          { pattern: /^[a-zA-Z0-9]{1,10}$/, message: '用户名必须是1-10位字母数字', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '密码必须填写', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15位', trigger: 'blur' }
        ],
        // 确认密码框校验规则
        repassword: [
          { required: true, message: '确认密码必须填写', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15位', trigger: 'blur' },
          { validator: samePwd, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    reg() {
      this.$refs.regFormRef.validate(async valid => {
        if (!valid) return
        // console.log('注册成功')
        const { data: res } = await regAPI(this.regForm)
        // console.log(res)
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        // 登陆成功跳转至登录页
        this.$router.push('/login')
      })
    }
  }
}
</script>

<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }
  }
}

.btn-reg {
  width: 100%;
}
.reg-form {
  margin: 0 20px;
}
</style>
